Year	2004-2006 = 100
1961	17.14
1962	17.69
1963	19.39
1964	20.38
1965	19.93
1966	20.67
1967	21.32
1968	23.97
1969	24.98
1970	26.06
1971	26.64
1972	28.28
1973	29.52
1974	30.21
1975	31.56
1976	33.7
1977	34.84
1978	34.66
1979	32.54
1980	35.47
1981	37.16
1982	39.25
1983	37.86
1984	38.55
1985	40.02
1986	40.4
1987	42.26
1988	44.12
1989	47.72
1990	51.79
1991	52.75
1992	53.19
1993	56.58
1994	59.34
1995	66.61
1996	69.82
1997	71.18
1998	73.94
1999	73.12
2000	74.41
2001	82.93
2002	91.02
2003	92.56
2004	96.59
2005	100.37
2006	103.04
2007	111.95
2008	115.05
2009	121.45
2010	120.26
2011	123.74
2012	132.98
2013	142.84
2014	153.4
2015	159.75
2016	161.54